Hanging poultry watering unit



FIG. 1 is a top perspective view of a hanging poultry watering unit showing my new design;

FIG. 2 is a side elevational view thereof, the side adjacent and opposite being identical in appearance;

FIG. 3 is a top plan view thereof; and

FIG. 4 is a bottom plan view thereof. 

The ornamental design for a hanging poultry watering unit, as shown and described. 